What is NF? Children’s Tumor Foundation. http://www.ctf.org/Learn-About-NF/What-Is-NF.html. Accessed April 5, 2016.
National Institutes of Health. National Institute of Neurological Disorders and Stroke. NINDS Neurofibromatosis information page. http://www.ninds.nih.gov/disorders/neurofibromatosis/neurofibromatosis.htm. Updated February 3, 2016. Accessed April 5, 2016.